public GattCharacteristicValueEventArgs(Peripheral peripheral, GattService service, GattCharacteristic characteristic, byte[] value)
{
Peripheral = peripheral;
Service = service;
Characteristic = characteristic;
Value = value;
}
public async Task <Peripheral> ConnectAsync(MAC mac, MacType macType)
{
var connectionTCS = new TaskCompletionSource <byte>();
var onStatus = new EventHandler <StatusEventArgs>((s, e) =>
{
var eMAC = new MAC(e.Address);
var eMacType = (MacType)e.AddressType;
if (eMAC != mac || eMacType != macType)
{
return;
}
connectionTCS.TrySetResult(e.Connection);
});
_messageHub.Connection.Status += onStatus;
try
{
var value = mac.ToArray();
var type = (AddressType)macType;
await _messageHub.GAP.ConnectDirectAsync(value, type, 0x20, 0x30, 0x100, 0);
var connection = await connectionTCS.Task;
var peripheral = new Peripheral(connection, mac, macType);
_peripherals[connection] = peripheral;
return(peripheral);
}
finally
{
_messageHub.Connection.Status -= onStatus;
}
}
public async Task <IList <GattService> > GetServicesAsync(Peripheral peripheral)
{
var connection = peripheral.Connection;
var itemsTCS = new TaskCompletionSource <IList <GroupFoundEventArgs> >();
var items = new List <GroupFoundEventArgs>();
var onGroupFound = new EventHandler <GroupFoundEventArgs>((s, e) =>
{
if (e.Connection != connection)
{
return;
}
items.Add(e);
});
var onProcedureCompleted = new EventHandler <ProcedureCompletedEventArgs>((s, e) =>
{
if (e.Connection != connection)
{
return;
}
//if (e.ErrorCode == 0)
//{
// itemsTCS.TrySetResult(items);
//}
//else
//{
// var error = new ErrorException(e.ErrorCode);
// itemsTCS.TrySetException(error);
//}
itemsTCS.TrySetResult(items);
});
_messageHub.AttributeClient.GroupFound += onGroupFound;
_messageHub.AttributeClient.ProcedureCompleted += onProcedureCompleted;
try
{
var start = (ushort)0x0001;
var end = (ushort)0xFFFF;
var uuid = (ushort)0x2800;
var uuidValue = BitConverter.GetBytes(uuid);
await _messageHub.AttributeClient.ReadByGroupTypeAsync(connection, start, end, uuidValue);
await itemsTCS.Task;
}
finally
{
_messageHub.AttributeClient.GroupFound -= onGroupFound;
_messageHub.AttributeClient.ProcedureCompleted -= onProcedureCompleted;
}
var services = new List <GattService>();
foreach (var item in items)
{
var uuid = item.UUID.ToUUID();
var service = new GattService(connection, item.Start, item.End, uuid);
services.Add(service);
}
return(services);
}
public PeripheralEventArgs(Peripheral peripheral)
{
Peripheral = peripheral;
}
public async Task DisconnectAsync(Peripheral peripheral)
{
var connection = peripheral.Connection;
await _messageHub.Connection.DisconnectAsync(connection);
}
